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AI solution for JavaScript Coding Question on BFE.dev
161. toBe() or not.toBe()
Here's a possible implementation of myExpect
:
function myExpect(value) { return { toBe(expected) { if (value === expected) { console.log("✅ Test passed"); } else { console.log(`❌ Test failed: expected ${expected}, but got ${value}`); } }, not: { toBe(expected) { if (value !== expected) { console.log("✅ Test passed"); } else { console.log(`❌ Test failed: expected ${value} not to be ${expected}`); } }, }, };}
You can use it in your tests as follows:
myExpect(3).toBe(3); // ✅ Test passedmyExpect(4).toBe(3); // ❌ Test failed: expected 3, but got 4myExpect(3).not.toBe(3); // ❌ Test failed: expected 3 not to be 3myExpect(4).not.toBe(3); // ✅ Test passed
Note that this is just one possible implementation, and there are many ways to achieve the same result.